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Event: Sheffield Chess Centre U1750

Opponent Rating Result
Tim Holt 1769 1 - 0
Roger Greatorex 1743 1 - 0
Edmund Whelan 0 0 - 1
Nathaniel Holroyd-Doveton 1693 ½ - ½
Ivan Dunnachie 1502 1 - 0
Ian Gaskin 1453 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1560 = (8160 + 400 * (4 - 1)) / 6)

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